package com.xumx.config;

import at.pollux.thymeleaf.shiro.dialect.ShiroDialect;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.LinkedHashMap;

/**
 * Created by Xumx on 2022/5/18 8:28
 */
@Configuration
public class ShiroConfig {


    //ShiroFilterFactoryBean  3
    @Bean
    public ShiroFilterFactoryBean getShiroFilterFactoryBean(@Qualifier("securityManager")DefaultWebSecurityManager defaultWebSecurityManager){
        ShiroFilterFactoryBean bean = new ShiroFilterFactoryBean();
        //设置安全管理器
        bean.setSecurityManager(defaultWebSecurityManager);

        //添加shiro的内置过滤器
        /*
        *   anon:无需认证就可以访问
        *   authc:必须认证了才能访问
        *   user:必须拥有 记住我 功能才能用
        *   perms:拥有对某个资源的权限才能访问
        *   role:拥有某个角色权限才能访问
        * */
        LinkedHashMap<String, String> filterMap = new LinkedHashMap<>();
//        filterMap.put("/user/add","authc");
//        filterMap.put("/user/update","authc");

        //授权,正常情况下，没有授权会跳转到未授权页面
        filterMap.put("/user/add","perms[user:add]");
        filterMap.put("/user/update","perms[user:update]");

        //拦截
        filterMap.put("/user/*","authc");

        bean.setFilterChainDefinitionMap(filterMap);

        //设置登录的请求
        bean.setLoginUrl("/toLogin");
        //未授权页面
        bean.setUnauthorizedUrl("/noauth");
        return bean;
    }

    //DefaultWebSecurityManager  2
    @Bean(name = "securityManager")
    public DefaultWebSecurityManager getDefaultWebSecurityManager(@Qualifier("userRealm")UserRealm userRealm){
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        //关联realm
        securityManager.setRealm(userRealm);
        return securityManager;
    }

    //创建realm对象 ，需要自定义 1
    @Bean
    public UserRealm userRealm(){
        return new UserRealm();
    }


    //整合ShiroDialect:用来整合shiro thymeleaf
    @Bean
    public ShiroDialect shiroDialect(){
        return new ShiroDialect();
    }


}
